001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.store;
018
019import java.io.IOException;
020
021import org.apache.activemq.broker.ConnectionContext;
022import org.apache.activemq.command.ActiveMQDestination;
023import org.apache.activemq.command.Message;
024import org.apache.activemq.command.MessageAck;
025import org.apache.activemq.command.MessageId;
026import org.apache.activemq.usage.MemoryUsage;
027
028/**
029 * A simple proxy that delegates to another MessageStore.
030 */
031public class ProxyMessageStore implements MessageStore {
032
033    final MessageStore delegate;
034
035    public ProxyMessageStore(MessageStore delegate) {
036        this.delegate = delegate;
037    }
038
039    public MessageStore getDelegate() {
040        return delegate;
041    }
042
043    @Override
044    public void addMessage(ConnectionContext context, Message message) throws IOException {
045        delegate.addMessage(context, message);
046    }
047
048    @Override
049    public void addMessage(ConnectionContext context, Message message, boolean canOptimizeHint) throws IOException {
050        delegate.addMessage(context,message,canOptimizeHint);
051    }
052
053    @Override
054    public Message getMessage(MessageId identity) throws IOException {
055        return delegate.getMessage(identity);
056    }
057
058    @Override
059    public void recover(MessageRecoveryListener listener) throws Exception {
060        delegate.recover(listener);
061    }
062
063    @Override
064    public void removeAllMessages(ConnectionContext context) throws IOException {
065        delegate.removeAllMessages(context);
066    }
067
068    @Override
069    public void removeMessage(ConnectionContext context, MessageAck ack) throws IOException {
070        delegate.removeMessage(context, ack);
071    }
072
073    @Override
074    public void start() throws Exception {
075        delegate.start();
076    }
077
078    @Override
079    public void stop() throws Exception {
080        delegate.stop();
081    }
082
083    @Override
084    public void dispose(ConnectionContext context) {
085        delegate.dispose(context);
086    }
087
088    @Override
089    public ActiveMQDestination getDestination() {
090        return delegate.getDestination();
091    }
092
093    @Override
094    public void setMemoryUsage(MemoryUsage memoryUsage) {
095        delegate.setMemoryUsage(memoryUsage);
096    }
097
098    @Override
099    public int getMessageCount() throws IOException {
100        return delegate.getMessageCount();
101    }
102
103    @Override
104    public long getMessageSize() throws IOException {
105        return delegate.getMessageSize();
106    }
107
108    @Override
109    public void recoverNextMessages(int maxReturned, MessageRecoveryListener listener) throws Exception {
110        delegate.recoverNextMessages(maxReturned, listener);
111    }
112
113    @Override
114    public void resetBatching() {
115        delegate.resetBatching();
116    }
117
118    @Override
119    public void setBatch(MessageId messageId) throws Exception {
120        delegate.setBatch(messageId);
121    }
122
123    @Override
124    public boolean isEmpty() throws Exception {
125       return delegate.isEmpty();
126    }
127
128    @Override
129    public ListenableFuture<Object> asyncAddQueueMessage(ConnectionContext context, Message message) throws IOException {
130       return delegate.asyncAddQueueMessage(context, message);
131    }
132
133    @Override
134    public ListenableFuture<Object> asyncAddQueueMessage(ConnectionContext context, Message message, boolean canOptimizeHint) throws IOException {
135       return delegate.asyncAddQueueMessage(context,message,canOptimizeHint);
136    }
137
138    @Override
139    public ListenableFuture<Object> asyncAddTopicMessage(ConnectionContext context, Message message) throws IOException {
140        return delegate.asyncAddTopicMessage(context, message);
141     }
142
143    @Override
144    public ListenableFuture<Object> asyncAddTopicMessage(ConnectionContext context, Message message, boolean canOptimizeHint) throws IOException {
145        return delegate.asyncAddTopicMessage(context,message,canOptimizeHint);
146    }
147
148    @Override
149    public void removeAsyncMessage(ConnectionContext context, MessageAck ack) throws IOException {
150        delegate.removeAsyncMessage(context, ack);
151    }
152
153    @Override
154    public void setPrioritizedMessages(boolean prioritizedMessages) {
155        delegate.setPrioritizedMessages(prioritizedMessages);
156    }
157
158    @Override
159    public boolean isPrioritizedMessages() {
160        return delegate.isPrioritizedMessages();
161    }
162
163    @Override
164    public void updateMessage(Message message) throws IOException {
165        delegate.updateMessage(message);
166    }
167
168    @Override
169    public void registerIndexListener(IndexListener indexListener) {
170        delegate.registerIndexListener(indexListener);
171    }
172
173    @Override
174    public String toString() {
175        return delegate.toString();
176    }
177
178    @Override
179    public MessageStoreStatistics getMessageStoreStatistics() {
180        return delegate.getMessageStoreStatistics();
181    }
182
183}